<!DOCTYPE html>
<html>
<head>
	<title></title>
	<style type="text/css">
		body {
			display: flex;
			justify-content: space-around;
		}
		div{
			width: 30vw;
			height: 30vw;
			background-color: red;
		}
	</style>
</head>
<body>
	<div></div>
	<div></div>
	<div></div>
</body>
</html>